80347856

素因数分解:

$2^4\times {\mathrm{229}}^1\times {\mathrm{21929}}^1$

素因数の和:22166

約数の個数: 20

約数和(自身を含む): 156360900

約数和(自身を除く): 76013044

約数列:

[1, 2, 4, 8, 16, 229, 458, 916, 1832, 3664, 21929, 43858, 87716, 175432, 350864, 5021741, 10043482, 20086964, 40173928, 80347856]

約数ペア:

[(1, 80347856), (2, 40173928), (4, 20086964), (8, 10043482), (16, 5021741), (229, 350864), (458, 175432), (916, 87716), (1832, 43858), (3664, 21929)]